flashcard vs master

flashcard

noun
  • A solid-state digital memory storage format, commonly found on computers, digital cameras and cellphones. 

  • A card used to aid rote memorization. One side of the card contains data of one kind, or a question, and the other side contains the associated response which one wants to memorize. For example, one side could contain an English word, and the other side the Spanish translation. 

master

noun
  • A device that is controlling other devices or is an authoritative source. 

  • Someone who has control over something or someone. 

  • A parajudicial officer (such as a referee, an auditor, an examiner, or an assessor) specially appointed to help a court with its proceedings. 

  • A vessel having a specified number of masts. 

  • The original of a document or of a recording. 

  • A male dominant. 

  • A master's degree; a type of postgraduate degree, usually undertaken after a bachelor degree. 

  • The primary wide shot of a scene, into which the closeups will be edited later. 

  • A tradesman who is qualified to teach apprentices. 

  • The owner of an animal or slave. 

  • A skilled artist. 

  • Someone who employs others. 

  • A person holding an office of authority, especially the presiding officer. 

  • A person holding such a degree. 

  • The captain of a merchant ship; a master mariner. 

  • An expert at something. 

  • A person holding a similar office in other civic societies. 

verb
  • To earn a Master's degree. 

  • To become the master of; to subject to one's will, control, or authority; to conquer; to overpower; to subdue. 

  • To be a master. 

  • To learn to a high degree of proficiency. 

  • To make a master copy of. 

adj
  • Original. 

  • Masterful. 

  • Main, principal or predominant. 

  • Highly skilled. 

How often have the words flashcard and master occurred in a corpus of books? (source: Google Ngram Viewer )